*{
    margin: 0;
    padding: 0;
    text-decoration: none;
    list-style: none;
}
.box{
    width: 1348px;
    height: 625px;
    background-repeat: no-repeat;
    margin: auto;
}
.yuan{
    width: 478px;
    height: 478px;
    border-radius: 50%;
    background-color: rgba(0, 0, 0, 0.2);
    margin: auto;
    position: relative;
    top:30px
}   
.yuan span:nth-child(1){
    width: 345px;
    font-size: 45px;
    display: inline-block;
    color: white;
    position: absolute;
    top: 150px;
    left: 80px;
}
.yuan span:nth-child(2){
    width: 345px;
    font-size: 25px;
    display: inline-block;
    color: white;
    position: absolute;
    top: 275px;
    left: 80px;
}
#a{
    width: 90px;
    height: 45px;
    position: sticky;
    top: 45px;
    left: 35px;
    z-index: 888;
}
#b{
    width: 26px;
    height: 26px;
    position: sticky;
    top: 35px;
    left: 1300px;
}
.jin{
    width: 60px;
    height: 60px;
    background-color: #f38031;
    border-radius: 50%; 
    position: absolute;
    top: 205px;
    left: 445px;
}
h1{
    color: white;
   margin: 5px 0px 0px 22px;
   
}
pre{
    width: 628px;
    height: 40px;
    color: white;
    /* font-weight: bold; */
    line-height: 20px;
    position: absolute;
    top: 550px;
    left: -20px;
}
video{
position: fixed; 
left: 0;
bottom: 0;
width: 1348px;
/* min-height: 625px;  */
/* width: auto; */
/* height: auto; */
z-index: -100; 
/* -webkit-filter: grayscale(20%); */
margin: 0;
}   
.box-2{
    width: 1348px;
    height: 625px;
    margin: auto;
    background-color: #F8F8F8;
    position: relative;
    overflow: hidden;
}
.box-2-header{
    /* width: 100%; */
    height: 64px;
    margin-top: 90px;
    
    padding: 0px 21px;
    position: absolute;
}
.zixub{
    width: 58px;
    height: 64px;
    margin-bottom: 20px;
}
.zixub h3{
    font-size: 25px;
    width: 115px;
    font-weight: normal;
    color: #424242;
    margin-left: 90px;
}
/* .box-2-header span{
    display: inline-block;
    font-size: 15px;
    margin-right: 50px;
    position: absolute;
    top: 15px;
    right: 130px;
} */
.homepage-title{
    width: 260px;
    height: 130px;
    /* background-color: red; */
    position: absolute;
    top: 100px;
    left: 120px;
}
.homepage-title h3{
    font-size: 26px;
    line-height: 1.31;
    letter-spacing: normal;
    margin-bottom: 5px;
    height: auto;
    font-weight: 100;
}
.homepage-title span{
    font-size: 14px;
    line-height: 1.61;
    color: #9b9b9b;
    display: block;
    letter-spacing: .8px;
    position: absolute;
    bottom: 5px;
}
.isPc{
    width: 130px;
    height: 60px;
    /* background-color: red; */
    position: absolute;
    top: 270px;
    left: 120px;
}
.isPc>div{
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: 2px solid rgb(255, 177, 104);
}
.isPc>div>p{
    width: 20px;
    height: 20px;
    margin: auto;
    font-size: 25px;
    color: gray;
    margin-top: 11px;
}
.xp{
    width: 60px;
    height: 20px;
    font-size: 13px;
    position: absolute;
    top: 292px;
    left: 193px;
    color: rgb(167, 167, 167);
}
.yuann{
    width: 485px;
    height: 485px;
    margin: auto;
    border-radius: 50%;
    background-color: red;
    margin-top: 60px;
    background: url(../img/009_副本.jpg) center no-repeat;
    overflow: hidden;
}
.zix{
    position: absolute;
    top: 90px;
    right: 140px;
    color: black;
    font-size: 14px;
}
.con-right{
    width: 210px;
    height: 305px;
    /* background-color: red; */
    position: absolute;
    top: 160px;
    right: 140px;
}
.con-right ul{
    width: 100%;
    height: 100%;
}
.con-right ul li{
    width: 210px;
    height: 93px; 
    margin-bottom: 25px;
}
.con-right ul li p{
    font-size: 17px;
    line-height: 1.4;
    margin-bottom: 5px;
    color: #666;
    letter-spacing: 1px;
}
.con-right ul li span{
    font-size: 14px;
    line-height: 1.61;
    color: #9b9b9b;
    display: block;
    letter-spacing: .8px;
    text-align: left;
    float: left;
}
.con-right ul li a{
    color: #ff7f41;
    float: right;
    font-size: 12px;
    line-height: 1.61;
}
.box-3{
    width: 1348px;
    height: 625px;
    margin: auto;
    background-color: #F8F8F8;
    position: relative;
    overflow: hidden;
    position: relative;
}
.zix2{
    position: absolute;
    top: 100px;
    right: 130px;
    color: black;
    font-size: 16px;
}
.box2-yuan{
    position: absolute;
    top: 50%;
    margin-top: -33px;
    left: 13.5%;
    width: 66px;
    height: 66px;
    line-height: 66px;
    text-align: center;
    background: #d4c39e;
    border-radius: 50%;
    font-size: 20px;
    z-index: 1;
    color: #fff;
}
.smbox{
    width: 400px;
    height: 230px;
    background-color: red;
    position: relative;
    overflow: hidden;
    float: left;
    background: url(../img/螢幕快照\ 2018-11-27\ 下午12.29.57.png);
    background-size: 100% 100%;
}
.huhu{
    background-size: 100% 100%;
    background:url(../img/螢幕快照\ 2018-11-27\ 下午12.31.28.png);
}
.vc{
    width: 400px;
    height: 300px;
    margin-left: 435px;
    margin-top: 30px;
    float: left;
}
.vc2{
    width: 400px;
    height: 300px;
    margin-left: 30px;
    margin-top: 30px;
    float: left;
}
.shijian{
    font-size: 17px;
    letter-spacing: 2.53px;
    line-height: 2.27;
    color: #555;
}
.TIAN{
    font-size: 20px;
    color: #333;
    line-height: 1.58;
}
.box-4{
    width: 1348px;
    height: 625px;
    margin: auto;
    background-color: white;
    position: relative;
    overflow: hidden;
    position: relative;
}
.beij{
    width: 378px;
    height: 378px;
    margin: auto;
    border-radius: 50%;
    background-color: rgb(68, 63, 63);
    position: relative;
}
.che{
    width: 703px;
    height: 254px;
    /* background-color: red; */
    position: absolute;
    top: 50px;
    left: -162px;
}
.che img{
    width: 100%;
}
.r-bu{
    width: 58px;
    height: 58px;
    /* margin-left: 16%; */
    background: url(https://website.didiglobal.com/dist/media/left-ico.351c6aea.svg) no-repeat;
    position: absolute;
    left: 13%;
    top: 53%;
}
.l-bu{
    width: 58px;
    height: 58px;
    background: url(https://website.didiglobal.com/dist/media/right-ico.66f6eecf.svg) no-repeat;
    position: absolute;
    right: 13%;
    top: 53%;
}
.che-txt{
    width: 215px;
    height: 60px;
    position: absolute;
    right: 20%;
    top: 77%;
    /* background-color: red; */
}
.che-txt h3{
    font-size: 20px;
    color: #333;
    white-space: nowrap;
    line-height: 100%;
    font-weight: 400;
}
.ch-font3{
    font-size: 13px;
    line-height: 16px;
    color: #666;
    margin-top: 8px;
    white-space: nowrap;
}
.box-5{
    width: 1348px;
    height: 625px;
    margin: auto;
    background-color: #F8F8F8;
    position: relative;
    overflow: hidden;
    position: relative;
}
.b2-box{
    width: 340px;
    height: 280px;
    position: relative;
    margin-left: 130px;
    float: left;
}   
.b2-img img{
    width: 342px;
    height: 200px;
}
.mask{
    opacity:0;
    position:absolute;
    top:0;
    left:0;
    width:100%;
    height:100%;
    background-color: rgba(0, 0, 0, 0.5);
    overflow:hidden;
    width: 342px;
    height: 200px;
}
.mask:hover{transition:opacity 0.5s;}